Hydraulic rake apparatus



FIG. 1 is a front elevational view of my hydraulic rake apparatusshowing my new design;

FIG. 2 is a right side elevational view thereof, the left side being amirror image thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a perspective view taken from the right and front from above;and,

FIG. 7 is an elevational view of FIG. 1 showing said hydraulic rake in araking position said hydraulic rake being retractable along a pathparallel to said stone hammer chisel.

The dominant feature of the invention resides in the design of hydraulicrake apparatus used in combination with a hydraulic hammer having fourcurved tines for raking debris, typically stone chips, and operablebetween a retracted position and an extended position.

The ornamental design for a hydraulic rake apparatus, as shown anddescribed.